Atmosphere Geography

Q. An important gas in the atmosphere that absorbs sun’s ultraviolet rays is

A
Ozone
B
Oxygen
C
Nitrogen
D
Hydrogen

Correct Answer

Ozone

More Questions on Atmosphere

  • Q. Which gas is found in maximum quantity in lower atmosphere?
    A)Oxygen
    B)Hydrogen
    C)Carbon dioxide
    D)Nitrogen
    Answer: Nitrogen
  • Q. The atmospheric layer farthest from the Earth’s surface is known as
    A)Ionosphere
    B)Stratosphere
    C)Exosphere
    D)Mesosphere
    Answer: Exosphere
  • Q. Westerlies in southern hemisphere are stronger and persistent than in northern hemisphere. Why? 1. Southern hemisphere has less landmass as compared to northern hemisphere. 2. Coriolis force is higher in southern hemisphere as compared to northern hemisphere. Which of the statements given above is fare correct?
    A)Both 1 and 2
    B)1 only
    C)2 only
    D)Neither 1 nor 2
    Answer: 1 only
  • Q. Which of the following characterises the Foehn? I. It is warm II. It is humid III. It is common in the valleys of the northern Alps IV. It blows in winter
    A)I, III and IV
    B)I, II and IV
    C)I, II and III
    D)I, II, III and IV
    Answer: I, III and IV
  • Q. Density of the Earth’s atmosphere is highest in the
    A)Mesosphere
    B)Troposphere
    C)Stratosphere
    D)Ionosphere
    Answer: Troposphere
  • Q. Which one of the following is a type of planetary wind?
    A)Westerlies
    B)Monsoons
    C)Loo
    D)Tornadoes
    Answer: Westerlies
  • Q. Condensation is a process which occurs when
    A)Temperature in the air parcel remains static
    B)Temperature falls below 0°C
    C)Absolute humidity becomes equal to relative humidity
    D)Relative humidity becomes 100% and more
    Answer: Relative humidity becomes 100% and more
  • Q. The phenomenon of ‘trade winds’ takes place due to
    A)Radiation
    B)Conduction of heat
    C)Convection of heat
    D)None of the above
    Answer: Convection of heat
  • Q. Which of the following is located at the minimum height from the Earth?
    A)Thermosphere
    B)Stratosphere
    C)Mesosphere
    D)Troposphere
    Answer: Troposphere
  • Q. In which layer, temperature increases dramatically?
    A)Stratosphere
    B)Ionosphere
    C)Exosphere
    D)Troposphere
    Answer: Ionosphere
  • Q. Heat gain through insolation and heat loss through terrestrial radiation are equal approximately at which latitude?
    A)90° North and South
    B)22° W North and South
    C)40° North and South
    D)66° W North and South
    Answer: 40° North and South
  • Q. Rain shadow effect is associated with
    A)Convectional rainfall
    B)Cyclonic rainfall
    C)Orographic rainfall
    D)Frontal rainfall
    Answer: Orographic rainfall
  • Q. The intensity of insolation depends on
    A)Wind
    B)Altitude
    C)Nature of terrain
    D)Latitude
    Answer: Latitude
  • Q. The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation? 1. There are no clouds or water vapour in the lower stratosphere. 2. There are no vertical winds in the lower stratosphere. Which of the statements given above is/are correct in this context?
    A)Both 1 and 2
    B)1 only
    C)2 only
    D)Neither 1 nor 2
    Answer: Both 1 and 2
  • Q. Transfer of surplus heat from the lower latitudes to higher latitudes is done by : I. ocean currents II. planetary winds III. tides IV. waves
    A)I and IV
    B)I and II
    C)III and IV
    D)II and III
    Answer: I and II
  • Q. Freely moving bodies are ________
    A)Deflected upwards at the equator
    B)Deflected to their right in the northern hemisphere
    C)Deflected to the right in the southern hemisphere
    D)Unaffected by the earth's movements
    Answer: Deflected to their right in the northern hemisphere
  • Q. Atmospheric humidity is measured by ________
    A)Lysimeter
    B)Psychrometer
    C)Anemometer
    D)Hydrometer
    Answer: Psychrometer
  • Q. Logically, what does a continually rising air pressure indicate?
    A)Fine and settled weather
    B)Advent of unsettled and cloudy weather
    C)Advent of a cyclone
    D)Fine and unsettled weather
    Answer: Advent of unsettled and cloudy weather
  • Q. What helps to maintain the heat budget on the surface of the earth?
    A)Incoming solar radiation is reflected
    B)Incoming insolation in short waves and terrestrial radiation in long waves
    C)The atmosphere absorbs heat
    D)The earth absorbs heat
    Answer: Incoming insolation in short waves and terrestrial radiation in long waves
  • Q. Relative humidity of the atmosphere is directly affected by ________
    A)Change in the direction of winds
    B)Change in atmospheric pressure
    C)Change in atmospheric temperature
    D)None of these
    Answer: Change in atmospheric temperature

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